/* =============================================
   61wm 主样式 - 精确对标老版本 + 响应式
   ============================================= */

/* ---- Reset & Base ---- */
*, *::before, *::after {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 0;
    font-size: 12px;
    color: #555;
    font-family: "Microsoft YaHei", "微软雅黑", Arial, sans-serif;
    background: #fff;
    line-height: 24px;
}

ul, ol, p, li, form, h1, h2, h3, h4, h5, dd, dl, dt {
    margin: 0;
    padding: 0;
}

ul, ol {
    list-style: none;
}

a:link, a:visited {
    text-decoration: none;
    color: #5a5a5a;
}

a:hover {
    color: #0054B7;
    text-decoration: none;
}

img {
    border: 0;
    max-width: 100%;
    display: block;
}

input, button, textarea, select {
    font-family: inherit;
}

.clearfix::after {
    content: "";
    display: table;
    clear: both;
}

.clear {
    clear: both;
}

/* ---- 容器 ---- */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

/* =============================================
   顶部栏 - 精确对标 #headt
   ============================================= */
#headt {
    width: 100%;
    background: #f6f6f6;
    float: left;
    height: 36px;
}

    #headt .container {
        display: flex;
        justify-content: space-between;
        align-items: center;
        height: 36px;
        font-size: 14px;
        color: #5a5a5a;
    }

    #headt a {
        color: #232323;
        padding: 0 6px;
        font-size: 12px;
        cursor: pointer;
    }

        #headt a:hover {
            color: #0054B7;
        }

/* =============================================
   Logo 区 - 精确对标 #head (高度100px)
   ============================================= */
#head {
    width: 100%;
    height: 100px;
    float: left;
    background: #fff;
    border-bottom: 1px solid #e8e8e8;
}

#logo {
    float: left;
    padding-top: 10px;
}

    #logo img {
        height: 77px;
        width: auto;
    }

#tel {
    float: right;
    line-height: 25px;
    color: #333;
    text-align: left;
    font-size: 14px;
    padding-left: 70px;
    height: 50px;
    margin-top: 25px;
}

    #tel .name {
        font-size: 16px;
        color: #5a5a5a;
        font-weight: bold;
        line-height: 24px;
    }

    #tel .f22 {
        font-family: Arial, Helvetica, sans-serif;
        font-size: 30px;
        color: #cc0000;
        font-weight: bold;
        line-height: 26px;
    }

/* =============================================
   导航 - 精确对标 #dh / #menu
   ============================================= */
#dh {
    width: 100%;
    float: left;
    height: 44px;
    background: #0054B7;
    position: relative;
    z-index: 1000;
}

#nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px 15px;
    color: #fff;
    font-size: 22px;
    line-height: 1;
}

#menu {
    position: relative;
    z-index: 10000;
    height: 44px;
}

    #menu > ul {
        display: flex;
        align-items: center;
        height: 44px;
        justify-content: space-evenly;
    }

        #menu > ul > li {
            position: relative;
            display: inline;
            float: left;
            font-size: 14px;
            font-weight: bold;
        }

            #menu > ul > li > a {
                display: block;
                text-align: center;
                line-height: 44px;
                color: #fff;
                padding: 0 22px;
                transition: background 0.2s;
            }

                #menu > ul > li > a:hover,
                #menu > ul > li > a.change {
                    background: #003d8a;
                    color: #fff;
                }

            #menu > ul > li.dg {
                width: 2px;
                height: 44px;
                float: left;
                background: rgba(255,255,255,0.25);
            }
            /* 下拉 */
            #menu > ul > li > ol {
                display: none;
                position: absolute;
                top: 44px;
                left: 0;
                min-width: 132px;
                background: #0054B7;
                z-index: 9999;
                padding: 0;
                margin: 0;
            }

            #menu > ul > li:hover > ol {
                display: block;
            }

            #menu > ul > li > ol > li {
                display: block;
                float: none;
                font-weight: normal;
                font-size: 12px;
            }

                #menu > ul > li > ol > li > a {
                    display: block;
                    text-align: center;
                    color: #fff;
                    line-height: 32px;
                    height: 32px;
                    border-bottom: 1px solid #0071BF;
                    padding: 0;
                    font-weight: normal;
                    transition: background 0.15s;
                }

                    #menu > ul > li > ol > li > a:hover {
                        background: #003d8a;
                        color: #fff;
                    }

/* =============================================
   Banner 轮播
   ============================================= */
#flash {
    width: 100%;
    float: left;
    overflow: hidden;
    position: relative;
}

    #flash .bd {
        position: relative;
        overflow: hidden;
    }

        #flash .bd > div {
            display: none;
        }

            #flash .bd > div:first-child {
                display: block;
            }

    #flash img {
        width: 100%;
        height: auto;
        display: block;
    }

/* =============================================
   首页 - 产品分类 #ljso
   ============================================= */
#ljso {
    width: 100%;
    float: left;
    background: #fff;
    padding-top: 15px;
    padding-bottom: 15px;
}

.title1 {
    text-align: center;
    margin-bottom: 16px;
}

    .title1 h2 {
        font-size: 20px;
        color: #0054B7;
        display: inline-block;
        border-bottom: 3px solid #0054B7;
        padding-bottom: 5px;
        margin-bottom: 3px;
    }

    .title1 span {
        display: block;
        font-size: 12px;
        color: #aaa;
        letter-spacing: 2px;
        text-transform: uppercase;
    }

#pro1 {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.pro1_li {
    width: calc(25% - 8px);
}

    .pro1_li a {
        display: block;
        border: 1px solid #f4f4f4;
        text-align: center;
        transition: border-color 0.2s;
        overflow: hidden;
    }

        .pro1_li a:hover {
            border-color: #0054B7;
        }

    .pro1_li img {
        width: 100%;
        height: 140px;
        object-fit: cover;
    }

    .pro1_li p {
        font-size: 14px;
        line-height: 30px;
        background: #f4f4f4;
        color: #444;
        overflow: hidden;
        white-space: nowrap;
        text-overflow: ellipsis;
        padding: 0 8px;
    }

    .pro1_li a:hover p {
        background: #0155B7;
        color: #fff;
    }

/* =============================================
   首页 - 最新产品 #hyweb
   ============================================= */
#hyweb {
    width: 100%;
    float: left;
    padding-top: 20px;
    padding-bottom: 20px;
    background: #f9f9f9;
}

#pro2 {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.pro2_li {
    width: calc(20% - 8px);
}

    .pro2_li a {
        display: block;
        border: 1px solid #f4f4f4;
        background: #fff;
        text-align: center;
        transition: border-color 0.2s;
        overflow: hidden;
        box-shadow: 0 1px 4px #999;
    }

        .pro2_li a:hover {
            border-color: #0054B7;
        }

    .pro2_li img {
        width: 100%;
        height: 130px;
        object-fit: cover;
    }

    .pro2_li p {
        font-size: 14px;
        line-height: 30px;
        background: #f4f4f4;
        color: #444;
        overflow: hidden;
        white-space: nowrap;
        text-overflow: ellipsis;
        padding: 0 6px;
    }

    .pro2_li a:hover p {
        background: #0054B7;
        color: #fff;
    }

/* =============================================
   首页 - 资讯中心 #hyweb2
   ============================================= */
#hyweb2 {
    width: 100%;
    float: left;
    background: #144164;
    padding-top: 15px;
    padding-bottom: 15px;
}

    #hyweb2 .title1 h2 {
        color: #fff;
        border-color: #fff;
    }

    #hyweb2 .title1 span {
        color: rgba(255,255,255,0.5);
    }

#news1 li {
    border-bottom: 1px dotted rgba(255,255,255,0.2);
    line-height: 36px;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

    #news1 li span {
        color: rgba(255,255,255,0.5);
        font-size: 12px;
        margin-right: 10px;
    }

    #news1 li a {
        color: #ddd;
        font-size: 13px;
    }

        #news1 li a:hover {
            color: #fff;
            text-decoration: underline;
        }

/* =============================================
   内页通用 #nyweb
   ============================================= */
#nyweb {
    width: 100%;
    float: left;
    padding: 15px 0 30px;
}

    #nyweb > .container {
        display: flex;
        flex-direction: column;
    }

/* 面包屑 #position */
#position {
    font-size: 13px;
    color: #888;
    margin-bottom: 12px;
    padding: 5px 0 10px;
    border-bottom: 1px solid #eee;
    width: 100%;
}

    #position a {
        color: #888;
    }

        #position a:hover {
            color: #0054B7;
        }

/* 内页左右布局 */
.ny_inner {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    width: 100%;
}

/* =============================================
   左侧栏 - 精确对标 #leftc / #cpfl / #lmfl
   ============================================= */
#nyleft {
    width: 230px;
    flex-shrink: 0;
}

/* 蓝色标题块 - 对标 #cpfl_1 + #lm-1 */
.ny_left_head {
    width: 100%;
    background: #0155B8;
    padding-top: 5px;
    padding-bottom: 5px;
    display: flex;
    align-items: center;
    box-sizing: border-box;
}

    .ny_left_head .big-letter {
        float: left;
        text-transform: uppercase;
        font-size: 38px;
        color: #fff;
        font-family: Georgia, "Times New Roman", Times, serif;
        line-height: 44px;
        margin-left: 10px;
        margin-top: -4px;
    }

    .ny_left_head .head-text {
        float: left;
        margin-left: 8px;
    }

        .ny_left_head .head-text .c1 {
            font-size: 18px;
            line-height: 22px;
            color: #fff;
        }

        .ny_left_head .head-text .c2 {
            font-size: 12px;
            line-height: 16px;
            color: #fff;
            font-family: Arial, Helvetica, sans-serif;
            text-transform: uppercase;
            font-weight: normal;
        }

/* 分类列表 - 对标 #lmfl h3 a (蓝色背景白字) */
.ny_left_ul {
    width: 100%;
    float: left;
    border: 1px solid #ddd;
    border-top: none;
    margin-bottom: 0;
    overflow: hidden;
    box-sizing: border-box;
}

    .ny_left_ul li a {
        padding-left: 40px;
        color: #fff;
        display: block;
        height: 38px;
        line-height: 38px;
        font-size: 14px;
        font-weight: bold;
        background: #0054B7;
        border-bottom: 1px solid rgba(255,255,255,0.15);
        overflow: hidden;
        white-space: nowrap;
        text-overflow: ellipsis;
        transition: background 0.15s;
    }

        .ny_left_ul li a:hover {
            background: #003d8a;
            color: #fff;
        }

    .ny_left_ul li.cur a {
        background: #003d8a;
        color: #fff;
        border-left: 4px solid #fff;
        padding-left: 36px;
    }

/* 联系信息块 - 对标 #contact / #lm_c */
.ny_left_contact {
    width: 210px;
    float: left;
    padding: 9px;
    background: #fdfdfd;
    border: 1px solid #e7e7e7;
    margin-top: 14px;
}

.ny_left_contact_head {
    width: 210px;
    float: left;
    border-bottom: 1px solid #ddd;
    padding-bottom: 3px;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
}

    .ny_left_contact_head .big-letter {
        float: left;
        text-transform: uppercase;
        font-size: 40px;
        font-weight: normal;
        color: #0155B7;
        font-family: Georgia, "Times New Roman", Times, serif;
        line-height: 44px;
        margin-top: -4px;
    }

    .ny_left_contact_head .head-text {
        float: left;
        margin-left: 8px;
    }

        .ny_left_contact_head .head-text .c1 {
            font-size: 16px;
            line-height: 22px;
            color: #0155B7;
        }

        .ny_left_contact_head .head-text .c2 {
            font-size: 12px;
            line-height: 16px;
            color: #666;
            font-family: Arial, Helvetica, sans-serif;
            text-transform: uppercase;
            font-weight: normal;
        }

.ny_left_contact_info {
    width: 210px;
    float: left;
    margin-top: 12px;
    line-height: 25px;
    font-size: 14px;
    overflow: hidden;
}

    .ny_left_contact_info strong {
        color: #cc0000;
    }

/* =============================================
   右侧内容区 - 精确对标 #contain
   ============================================= */
#nyright {
    flex: 1;
    min-width: 0;
    border: 1px solid #ddd;
    padding: 9px;
}

/* 右侧标题栏 - 对标 #contain-1 / #contain-1-1 / #contain-1-2 */
.ny_title_bar {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
    border-bottom: 3px solid #0054B7;
    padding-bottom: 6px;
    overflow: hidden;
}

.ny_title2 {
    padding-left: 12px;
    padding-right: 12px;
    line-height: 38px;
    color: #0054B7;
    font-weight: bold;
    font-size: 18px;
}

.ny_breadcrumb {
    line-height: 38px;
    text-align: right;
    color: #111;
    font-size: 13px;
    padding-right: 14px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    flex-shrink: 1;
    min-width: 0;
}

    .ny_breadcrumb a {
        color: #111;
    }

        .ny_breadcrumb a:hover {
            color: #0054B7;
        }

/* 分类标签 - 精确对标 #lmd */
.ny_cat_tabs {
    width: 100%;
    float: left;
    padding: 12px 8px;
    margin-bottom: 15px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

    .ny_cat_tabs a {
        font-size: 14px;
        border-radius: 4px;
        color: #0054B7;
        box-shadow: 1px 1px 4px #ddd;
        padding: 6px 16px;
        background: #f2f2f2;
        display: inline-block;
        transition: all 0.15s;
        white-space: nowrap;
    }

        .ny_cat_tabs a:hover,
        .ny_cat_tabs a.active {
            color: #fff;
            background: #0054B7;
            box-shadow: none;
        }

/* =============================================
   产品列表格子 - 对标 #producta
   ============================================= */
#pro_list {
    display: flex;
    flex-wrap: wrap;
    gap: 0;
    width: 100%;
}

.pro_li {
    width: 25%;
    padding: 0 8px 16px;
    overflow: hidden;
    text-align: center;
    box-sizing: border-box;
}

    .pro_li a {
        display: block;
        color: #525252;
        transition: all 0.2s;
    }

        .pro_li a:hover {
            color: #0054B7;
        }

    .pro_li img {
        border: 1px solid #ddd;
        padding: 2px;
        width: 100%;
        height: 150px;
        object-fit: cover;
        display: block;
        margin: 0 auto;
    }

    .pro_li a:hover img {
        border-color: #0054B7;
    }

    .pro_li p {
        width: 100%;
        font-size: 13px;
        height: 30px;
        line-height: 30px;
        overflow: hidden;
        white-space: nowrap;
        text-overflow: ellipsis;
    }

/* =============================================
   产品详情 - 对标 #cpxx / #cptp / #cpjs
   ============================================= */
.pro_detail {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
}

.pro_detail_img {
    width: 360px;
    flex-shrink: 0;
}

    .pro_detail_img img {
        width: 100%;
        height: auto;
        border: 1px solid #ddd;
        padding: 2px;
        display: block;
    }

.pro_detail_info {
    flex: 1;
    min-width: 0;
}

    .pro_detail_info h1 {
        font-size: 18px;
        font-weight: bold;
        color: #0054B7;
        line-height: 1.5;
        border-bottom: 1px dotted #0054B7;
        margin-bottom: 12px;
        padding-bottom: 8px;
    }

.pro_detail_title {
    font-size: 18px;
    font-weight: bold;
    color: #0054B7;
    line-height: 1.5;
    border-bottom: 1px dotted #0054B7;
    margin-bottom: 12px;
    padding-bottom: 8px;
}

.pro_detail_summary {
    color: #666;
    margin-bottom: 14px;
    line-height: 1.8;
    font-size: 13px;
}

.pro_contact_card {
    border: 1px solid #e5e7eb;
    border-radius: 6px;
    padding: 12px 14px;
    background: #f9fafb;
    display: flex;
    align-items: center;
    gap: 16px;
}

.pro_contact_rows {
    flex: 1;
}

.pro_contact_row {
    display: flex;
    align-items: center;
    padding: 6px 0;
    border-bottom: 1px dotted #e5e7eb;
    font-size: 14px;
}

    .pro_contact_row:last-of-type {
        border-bottom: none;
    }

.pro_contact_label {
    width: 70px;
    color: #888;
    flex-shrink: 0;
    font-size: 13px;
}

.pro_contact_val {
    color: #cc0000;
    font-weight: bold;
    font-size: 15px;
}

    .pro_contact_val a {
        color: #cc0000;
    }

.pro_contact_qr {
    text-align: center;
    flex-shrink: 0;
}

    .pro_contact_qr img {
        width: 90px;
        height: 90px;
        object-fit: contain;
        display: block;
        margin: 0 auto 4px;
        border: 1px solid #e5e7eb;
        padding: 3px;
        background: #fff;
    }

    .pro_contact_qr p {
        font-size: 12px;
        color: #888;
        margin: 0;
    }

.pro_detail_content {
    line-height: 1.8;
    font-size: 14px;
    margin-top: 20px;
    word-break: break-word;
    overflow: hidden;
}

    .pro_detail_content img {
        max-width: 100% !important;
        width: auto !important;
        height: auto !important;
        margin: 8px 0;
        display: block;
    }

    .pro_detail_content video {
        max-width: 100%;
        height: auto;
        display: block;
        margin: 8px 0;
    }

    .pro_detail_content table {
        max-width: 100%;
        border-collapse: collapse;
        font-size: 13px;
    }

    .pro_detail_content td, .pro_detail_content th {
        border: 1px solid #ddd;
        padding: 6px 10px;
    }

/* =============================================
   新闻列表 - 精确对标 #contain-2 UL LI
   ============================================= */
.news_list {
    width: 100%;
    float: left;
    line-height: 22px;
}

    .news_list li {
        line-height: 26px;
        padding-left: 25px;
        width: 100%;
        float: left;
        background: url("data:image/gif;base64,R0lGODlhBgAGAIABAFVV/////yH5BAEAAAEALAAAAAAGAAYAAAIJhI+py+0Po2wFADs=") no-repeat left center;
        border-bottom: 1px dotted #ddd;
        overflow: hidden;
    }

        .news_list li .date {
            float: right;
            color: #0054B7;
            font-size: 12px;
            font-family: Georgia, "Times New Roman", Times, serif;
            margin-right: 10px;
            font-weight: bold;
        }

        .news_list li a {
            color: #333;
            font-size: 13px;
        }

            .news_list li a:hover {
                color: #0054B7;
            }

        /* 图文列表样式 */
        .news_list li.news_item {
            padding-left: 0;
            background: none;
            border-bottom: 1px solid #eee;
            padding-bottom: 14px;
            margin-bottom: 14px;
            overflow: visible;
            line-height: normal;
        }

.news_item_title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
    padding-left: 14px;
    border-left: 3px solid #0054B7;
}

    .news_item_title a {
        font-size: 15px;
        font-weight: bold;
        color: #222;
        flex: 1;
        overflow: hidden;
        white-space: nowrap;
        text-overflow: ellipsis;
        margin-right: 12px;
    }

        .news_item_title a:hover {
            color: #0054B7;
        }

    .news_item_title .date {
        float: none;
        font-size: 12px;
        color: #0054B7;
        white-space: nowrap;
        font-family: Georgia, serif;
        font-weight: bold;
        margin-right: 0;
    }

.news_item_body {
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

.news_item_img {
    flex-shrink: 0;
    display: block;
}

    .news_item_img img {
        width: 120px;
        height: 84px;
        object-fit: cover;
        border: 1px solid #ddd;
        display: block;
    }

.news_item_text {
    flex: 1;
    min-width: 0;
}

    .news_item_text p {
        font-size: 13px;
        color: #666;
        line-height: 1.8;
        margin: 0 0 6px;
        overflow: hidden;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
    }

.news_more {
    font-size: 13px;
    color: #0054B7;
}

    .news_more:hover {
        text-decoration: underline;
    }

/* 新闻详情 */
.news_content {
    line-height: 1.8;
    font-size: 14px;
}

    .news_content img {
        max-width: 100%;
        margin: 8px 0;
    }

.news_info {
    color: #999;
    font-size: 12px;
    margin-bottom: 16px;
    border-bottom: 1px dotted #ccc;
    padding-bottom: 8px;
}

/* =============================================
   分页 - 对标 #lbb2
   ============================================= */
.pagebar {
    text-align: center;
    font-size: 12px;
    width: 100%;
    float: left;
    margin-top: 20px;
    line-height: 20px;
}

.pagination {
    display: inline-flex;
    flex-wrap: wrap;
    gap: 4px;
    justify-content: center;
}

    .pagination a {
        display: inline-block;
        padding: 4px 8px;
        border: 1px solid #ddd;
        color: #555;
        font-size: 12px;
        border-radius: 2px;
        transition: all 0.15s;
    }

        .pagination a:hover {
            border-color: #0054B7;
            color: #0054B7;
        }

        .pagination a.cur {
            background: #0054B7;
            border-color: #0054B7;
            color: #fff;
            padding: 4px 8px;
        }

/* =============================================
   页脚 - 精确对标 #dibu / #bottom
   ============================================= */
#foot {
    width: 100%;
    float: left;
    background: #0054B7;
    padding: 20px 0 0;
}

#foot1 {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    padding-bottom: 18px;
    border-bottom: 1px solid rgba(255,255,255,0.15);
}

    #foot1 .fl, #foot1 .fr {
        flex: 1;
        min-width: 120px;
    }

    #foot1 p {
        line-height: 28px;
        font-size: 13px;
        color: #ddd;
    }

    #foot1 strong {
        color: #fff;
        font-size: 14px;
    }

    #foot1 a {
        color: #ccc;
        font-size: 13px;
    }

        #foot1 a:hover {
            color: #fff;
        }

#foot2 {
    padding: 12px 0 18px;
    text-align: center;
    font-size: 13px;
    color: rgba(255,255,255,0.7);
    line-height: 30px;
}

    #foot2 a {
        color: rgba(255,255,255,0.7);
    }

        #foot2 a:hover {
            color: #fff;
        }

/* =============================================
   响应式 - 平板 (≤960px)
   ============================================= */
@media (max-width: 960px) {
    #nyleft {
        width: 200px;
    }

    .ny_left_head {
        width: 200px;
    }

    .ny_left_ul {
        width: 198px;
    }

    .ny_left_contact {
        width: 182px;
    }

    .ny_left_contact_info {
        width: 182px;
    }

    .pro1_li {
        width: calc(33.333% - 7px);
    }

    .pro2_li {
        width: calc(33.333% - 7px);
    }

    .pro_li {
        width: calc(33.333%);
    }

    .pro_detail {
        flex-direction: column;
    }

    .pro_detail_img {
        width: 100%;
        max-width: 480px;
    }
}

/* =============================================
   响应式 - 手机 (≤640px)
   ============================================= */
@media (max-width: 640px) {
    #headt {
        display: none;
    }

    #head {
        height: auto;
    }

        #head .container {
            height: auto;
            min-height: 60px;
            padding: 8px 12px;
        }

    #logo img {
        height: 44px;
    }

    #tel {
        margin-top: 8px;
        padding-left: 0;
        height: auto;
    }

        #tel .name {
            display: none;
        }

        #tel .f22 {
            font-size: 20px;
        }

    #nav-toggle {
        display: block !important;
    }

    #dh {
        height: auto;
    }

        #dh .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 0;
            height: 44px;
        }

    #menu {
        display: none;
        position: absolute;
        top: 44px;
        left: 0;
        right: 0;
        background: #0054B7;
        z-index: 9999;
        box-shadow: 0 4px 12px rgba(0,0,0,0.2);
        height: auto;
    }

        #menu.open {
            display: block;
        }

        #menu > ul {
            flex-direction: column;
            height: auto;
        }

            #menu > ul > li {
                width: 100%;
                display: block;
                float: none;
            }

                #menu > ul > li.dg {
                    display: none;
                }

                #menu > ul > li > a {
                    padding: 0 16px;
                    height: 44px;
                    line-height: 44px;
                    border-bottom: 1px solid rgba(255,255,255,0.1);
                }

                #menu > ul > li > ol {
                    position: static;
                    display: none;
                    background: rgba(0,0,0,0.15);
                }

                #menu > ul > li.open > ol {
                    display: block;
                }

                #menu > ul > li > ol > li > a {
                    padding-left: 30px;
                    border-bottom: 1px solid rgba(255,255,255,0.08);
                }

    .ny_inner {
        flex-direction: column;
    }

    #nyleft {
        width: 100%;
    }

    .ny_left_head {
        width: 100%;
    }

    .ny_left_ul {
        width: 100%;
        display: flex;
        flex-wrap: wrap;
    }

        .ny_left_ul li {
            flex: 1;
            min-width: 80px;
        }

            .ny_left_ul li a {
                padding-left: 0;
                text-align: center;
                border-right: 1px solid rgba(255,255,255,0.2);
                border-bottom: none;
                height: 36px;
                line-height: 36px;
            }

    .ny_left_contact {
        display: none;
    }

    #nyright {
        border: none;
        padding: 0;
    }

    .pro1_li {
        width: calc(50% - 5px);
    }

    .pro2_li {
        width: calc(50% - 5px);
    }

    .pro_li {
        width: 50%;
    }

    .pro1_li img {
        height: 110px;
    }

    .pro2_li img {
        height: 100px;
    }

    .pro_li img {
        height: 110px;
        width: auto;
        max-width: 100%;
    }

    .pro_detail {
        flex-direction: column;
    }

    .pro_detail_img {
        width: 100%;
    }

    #foot1 {
        gap: 12px;
    }

        #foot1 .fl, #foot1 .fr {
            min-width: calc(50% - 10px);
        }

    .ny_cat_tabs a {
        padding: 6px 12px;
        font-size: 13px;
        margin: 3px 4px;
    }

    .title1 h2 {
        font-size: 17px;
    }

    .ny_title2 {
        font-size: 15px;
    }
}

@media (min-width: 641px) {
    #headt {
        display: block;
    }

    #dh .container {
        padding: 0;
        max-width: 1206px;
    }
}

/* =============================================
   顶部栏增强
   ============================================= */
.headt-right {
    display: flex;
    align-items: center;
    gap: 6px;
}

    .headt-right .dg2 {
        color: #bbb;
    }

/* Logo区增强 */
.head-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100px;
}

#head-slogan {
    flex: 1;
    padding: 0 20px;
}

.slogan-title {
    font-size: 22px;
    font-weight: bold;
    color: #0054B7;
    line-height: 1.4;
}

.slogan-sub {
    font-size: 13px;
    color: #888;
    margin-top: 4px;
}

/* =============================================
   首页产品展示区
   ============================================= */
#home-pro-section {
    width: 100%;
    float: left;
    padding: 15px 0;
    background: #fff;
}

.home-main-title {
    font-size: 14px;
    color: #555;
    text-align: center;
    padding: 6px 0 0;
    margin: 0;
    font-weight: normal;
}

.home-pro-inner {
    display: flex;
    gap: 14px;
    align-items: flex-start;
}

/* 左侧分类 */
.home-cat-left {
    width: 160px;
    flex-shrink: 0;
}

.home-cat-head {
    background: #0155B8;
    padding: 6px 8px;
    display: flex;
    align-items: center;
}

    .home-cat-head .big-letter {
        font-size: 32px;
        color: #fff;
        font-family: Georgia, serif;
        line-height: 1;
        margin-right: 6px;
    }

    .home-cat-head .head-text .c1 {
        font-size: 15px;
        color: #fff;
        line-height: 1.3;
    }

    .home-cat-head .head-text .c2 {
        font-size: 10px;
        color: rgba(255,255,255,0.7);
        line-height: 1.2;
    }

.home-cat-ul {
    border: 1px solid #ddd;
    border-top: none;
}

    .home-cat-ul li a {
        display: block;
        padding: 0 0 0 16px;
        height: 34px;
        line-height: 34px;
        font-size: 13px;
        font-weight: bold;
        color: #fff;
        background: #0054B7;
        border-bottom: 1px solid rgba(255,255,255,0.15);
        overflow: hidden;
        white-space: nowrap;
        text-overflow: ellipsis;
        transition: background 0.15s;
    }

        .home-cat-ul li a:hover {
            background: #003d8a;
        }

.home-cat-contact {
    margin-top: 12px;
    border: 1px solid #e7e7e7;
    padding: 8px;
    background: #fdfdfd;
}

.home-cat-contact-head {
    display: flex;
    align-items: center;
    border-bottom: 1px solid #ddd;
    padding-bottom: 4px;
    margin-bottom: 8px;
}

    .home-cat-contact-head .big-letter {
        font-size: 32px;
        color: #0155B7;
        font-family: Georgia, serif;
        line-height: 1;
        margin-right: 6px;
    }

    .home-cat-contact-head .head-text .c1 {
        font-size: 14px;
        color: #0155B7;
        line-height: 1.3;
    }

    .home-cat-contact-head .head-text .c2 {
        font-size: 10px;
        color: #888;
        line-height: 1.2;
    }

.home-cat-contact-body {
    font-size: 12px;
    line-height: 22px;
    color: #555;
}

    .home-cat-contact-body strong {
        color: #cc0000;
        font-size: 13px;
    }

/* 右侧产品网格 */
.home-pro-right {
    flex: 1;
    min-width: 0;
}

.home-pro-title-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2px solid #0054B7;
    padding-bottom: 6px;
    margin-bottom: 10px;
}

.home-pro-title {
    font-size: 14px;
    font-weight: bold;
    color: #0054B7;
    margin: 0;
}

.home-more {
    font-size: 12px;
    color: #888;
}

    .home-more:hover {
        color: #0054B7;
    }

.home-pro-grid {
    display: flex;
    flex-wrap: wrap;
}

.home-pro-item {
    width: 25%;
    padding: 0 5px 10px;
    box-sizing: border-box;
    text-align: center;
}

    .home-pro-item a {
        display: block;
        border: 1px solid #eee;
        transition: border-color 0.15s;
    }

        .home-pro-item a:hover {
            border-color: #0054B7;
        }

    .home-pro-item img {
        width: 100%;
        height: 120px;
        object-fit: cover;
        display: block;
    }

    .home-pro-item p {
        font-size: 12px;
        line-height: 28px;
        color: #444;
        overflow: hidden;
        white-space: nowrap;
        text-overflow: ellipsis;
        padding: 0 4px;
        background: #f9f9f9;
    }

    .home-pro-item a:hover p {
        background: #0054B7;
        color: #fff;
    }

/* =============================================
   首页底部：公司简介 + 新闻中心
   ============================================= */
#home-bottom {
    width: 100%;
    float: left;
    background: #f5f5f5;
    padding: 15px 0 20px;
}

.home-bottom-inner {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.home-zyzs {
    flex: 1;
    min-width: 0;
}

.home-about {
    flex: 1;
    min-width: 0;
}

.home-news {
    flex: 1;
    min-width: 0;
}

.home-section-head {
    display: flex;
    align-items: center;
    border-bottom: 2px solid #0054B7;
    padding-bottom: 6px;
    margin-bottom: 10px;
    gap: 6px;
}

    .home-section-head .big-letter {
        font-size: 32px;
        color: #0054B7;
        font-family: Georgia, serif;
        line-height: 1;
    }

    .home-section-head .head-text .c1 {
        font-size: 15px;
        color: #0054B7;
        font-weight: bold;
        line-height: 1.3;
    }

    .home-section-head .head-text .c2 {
        font-size: 10px;
        color: #888;
        line-height: 1.2;
    }

    .home-section-head .home-more {
        margin-left: auto;
    }

.home-about-text {
    font-size: 13px;
    line-height: 1.9;
    color: #555;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 11;
    -webkit-box-orient: vertical;
}

.home-about-nav {
    margin-top: 10px;
    padding-top: 8px;
    border-top: 1px dotted #ddd;
    display: flex;
    flex-wrap: wrap;
    gap: 6px 12px;
}

    .home-about-nav a {
        font-size: 12px;
        color: #0054B7;
        border: 1px solid #ddd;
        padding: 2px 10px;
        border-radius: 2px;
        transition: all 0.15s;
    }

        .home-about-nav a:hover {
            background: #0054B7;
            color: #fff;
            border-color: #0054B7;
        }

.home-news-ul {
    list-style: none;
}

    .home-news-ul li {
        display: flex;
        justify-content: space-between;
        align-items: center;
        border-bottom: 1px dotted #ddd;
        padding: 5px 0;
        overflow: hidden;
    }

        .home-news-ul li a {
            font-size: 13px;
            color: #333;
            flex: 1;
            overflow: hidden;
            white-space: nowrap;
            text-overflow: ellipsis;
            margin-right: 8px;
        }

            .home-news-ul li a:hover {
                color: #0054B7;
            }

        .home-news-ul li span {
            font-size: 11px;
            color: #0054B7;
            white-space: nowrap;
            font-family: Georgia, serif;
        }

/* =============================================
   响应式补充
   ============================================= */
@media (max-width: 960px) {
    .home-pro-item {
        width: 33.333%;
    }

    #head-slogan {
        display: none;
    }
}

@media (max-width: 640px) {
    .home-pro-inner {
        flex-direction: column;
    }

    .home-cat-left {
        width: 100%;
    }

    .home-cat-ul {
        display: flex;
        flex-wrap: wrap;
    }

        .home-cat-ul li {
            flex: 1;
            min-width: 80px;
        }

            .home-cat-ul li a {
                padding-left: 0;
                text-align: center;
                border-right: 1px solid rgba(255,255,255,0.2);
                border-bottom: none;
            }

    .home-cat-contact {
        display: none;
    }

    .home-pro-item {
        width: 50%;
    }

    .home-bottom-inner {
        flex-direction: column;
    }

    .home-zyzs, .home-about, .home-news {
        width: 100%;
    }
}

/* =============================================
   SEO H1 标签样式
   ============================================= */
.cat-h1 {
    font-size: 18px;
    font-weight: bold;
    color: #0054B7;
    margin: 0 0 12px;
    padding: 8px 0 8px 12px;
    border-left: 4px solid #0054B7;
    line-height: 1.4;
}
/* 栏目介绍 H2 标题 */
.cat-desc-title {
    font-size: 15px;
    font-weight: bold;
    color: #333;
    margin: 0 0 6px;
    padding: 4px 0 4px 10px;
    border-left: 3px solid #0054B7;
}

/* 栏目介绍文字 */
.cat-desc {
    font-size: 13px;
    color: #666;
    line-height: 1.9;
    margin: 8px 0 14px;
    padding: 10px 12px;
    background: #f9fafb;
    border-left: 3px solid #0054B7;
    border-radius: 0 4px 4px 0;
}

/* =============================================
   移动端补充适配 (≤640px)
   ============================================= */
@media (max-width: 640px) {
    /* 容器内边距 */
    .container {
        padding: 0 10px;
    }

    /* Logo区：logo + 电话并排 */
    #head .container {
        flex-wrap: wrap;
    }

    #logo img {
        height: 40px;
    }

    #tel .f22 {
        font-size: 16px;
    }

    /* 内页两栏变单栏 */
    .ny_inner {
        flex-direction: column;
        gap: 0;
    }

    #nyleft {
        width: 100%;
        margin-bottom: 10px;
    }

    #nyright {
        width: 100%;
        padding: 0;
    }

    /* 产品详情：图片+信息竖排 */
    .pro_detail {
        flex-direction: column;
        gap: 12px;
    }

    .pro_detail_img {
        width: 100%;
        max-width: 100%;
    }

    .pro_contact_card {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .pro_contact_qr {
        align-self: center;
    }

    /* 新闻列表：图片缩小 */
    .news_item_img img {
        width: 80px;
        height: 56px;
    }

    .news_item_title a {
        font-size: 14px;
    }

    /* 产品列表 2列 */
    .pro_li {
        width: 50%;
        padding: 0 4px 10px;
    }

        .pro_li img {
            height: 100px;
        }

    /* 首页产品网格 2列 */
    .home-pro-item {
        width: 50%;
    }

        .home-pro-item img {
            height: 90px;
        }

    /* 页脚 */
    #foot1 {
        gap: 10px;
    }

        #foot1 .fl, #foot1 .fr {
            min-width: calc(50% - 10px);
            flex: none;
        }

    /* 面包屑换行 */
    #position {
        font-size: 12px;
        white-space: normal;
        word-break: break-all;
        padding: 6px 0;
    }

    /* 分页按钮 */
    .pagination a {
        padding: 5px 7px;
        font-size: 12px;
    }

    /* 富文本内容图片强制100% */
    .pro_detail_content img,
    .news_content img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
    }

    /* 富文本内嵌 figure/table 溢出处理 */
    .pro_detail_content figure,
    .about_content figure {
        max-width: 100% !important;
        width: 100% !important;
    }

        .pro_detail_content figure img,
        .about_content figure img {
            width: 100% !important;
            height: auto !important;
        }

    .pro_detail_content table {
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    /* 关于我们/联系我们内容区 */
    .about_content {
        padding: 0 !important;
    }

        .about_content p {
            font-size: 13px;
            line-height: 1.9;
        }

    /* 标题字号 */
    .cat-h1 {
        font-size: 16px;
    }

    .ny_title2 {
        font-size: 14px;
    }

    .pro_detail_title {
        font-size: 16px;
    }
}

/* 平板补充 (≤960px) */
@media (max-width: 960px) {
    .pro_detail {
        flex-direction: column;
    }

    .pro_detail_img {
        width: 100%;
        max-width: 480px;
    }

    .news_item_img img {
        width: 100px;
        height: 70px;
    }
}